Make namespaced functions error if no translation?

[hadley]

i.e. shouldn't this be an error?

library(dbplyr)
library(dplyr, warn.conflicts = FALSE)

lazy_frame(x = 1) |> mutate(x = dplyr::foo(x))
#> <SQL>
#> SELECT foo(`x`) AS `x`
#> FROM `df`

^{Created on 2023-12-21 with reprex v2.0.2.9000}